package jdbctest;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo6 {
    public static void main(String[] args) {
        try(Connection connection = DBUtil.getConnection()) {
            Statement statement = connection.createStatement();
            String sql = "SELECT t.name,t.salary,c.name,c.floor\n"+
                    "FROM teacher t\n"+
                    "JOIN class c ON c.teacher_id = t.id\n"+
                    "WHERE t.name = '王克晶'";
            ResultSet rs = statement.executeQuery(sql);
            while(rs.next()){
                String tName = rs.getString("t.name");
                int tSalary = rs.getInt("t.salary");
                String cName = rs.getString("c.name");
                int cFloor = rs.getInt("c.floor");
                String line = String.join(",",tName,tSalary+"",cName,cFloor+"");
                System.out.println(line);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
